upd161608 Renesas Electronics Corporation., upd161608 Datasheet - Page 27

• Manufacturer Part Number: upd161608
• Description: 176-rgb X 220-dot 1-chip Driver Ic For 262,144-color Tft-lcd Display
• Manufacturer: Renesas Electronics Corporation.

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9. POWER UP SEQUENCE
following figure.
Remark t
The
VDD/VCI on to falling edge of SHUT
/RES to falling edge of SHUT
DOTCLK input to falling edge of SHUT
Falling edge of SHUT to LCD power ON
Falling edge of SHUT to display start
1H = 196 DOTCLK, 1frame = 224H, DOTCLK = 2.64 MHz
Display high
voltage
DOTCLK
μ
HSYNC
VSYNC
PD161608 operates power up and display ON by V
SHUT
/RES
driver/display functionalities/performance.
V
DISP
DD-CI
VCI
V
DDIO
DD
can be ≤ 0
Characteristics
t
DD-CI
t
t
P-SHUT
RS-SHUT
μ
t
CLK-SHUT
s, > 0
μ
s, therefore, V
1
Table 9−1. Power up AC Characteristics
Figure 9−1. Power up Sequence Timing
2
DD
Data Sheet S17594EJ2V0DS
DISP OFF
3
, V
DDIO
t
SHUT-LCD
t
t
t
t
t
P-SHUT
RS-SHUT
CLK-SHUT
SHUT-LCD
SHUT-ON
Symbol
4
DD
and VCI power up sequence should not have any impact on the
, SHUT, DOTCLK, HSYNC, and VSYNC as shown as
5
t
SHUT-ON
6
MIN.
10
1
1
7
8
TYP.
166
10
9
10
MAX.
128
μ
DISP ON
PD161608
11
12
Frame
CLK
Unit
ms
ms
ms
μ
s
27